APA (7th ed.) Citation

Ashley, S. W. J. (1968). The tariff problem (4th ed.). A.M. Kelley.

Chicago Style (17th ed.) Citation

Ashley, Sir William James. The Tariff Problem. 4th ed. New York: A.M. Kelley, 1968.

MLA (9th ed.) Citation

Ashley, Sir William James. The Tariff Problem. 4th ed. A.M. Kelley, 1968.